Skip to content

Effects of lavender essential oil on sleep in postmenopausal women with insomnia

Effects of lavender essential oil inhalation on sleep quality in postmenopausal women with insomnia

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
REBEC
Registry ID
RBR-5q5t5z
Enrollment
Unknown
Registered
2019-12-27
Start date
2018-04-24
Completion date
Unknown
Last updated
2025-10-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Menopausal and female climacteric states

Interventions

Assessment tools: 1. Questionnaires applied: • Sociodemographic clinical questionnaire: general sociodemographic characteristics, gynecological history and sleep related questions were questioned
• Kupperman Menopausal Index (KMI): • Insomnia Severity Index (ISI)
• STOP-Bang questionnaire
• Beck Depression Inventory (BDI)
• Beck Anxiety Inventory (BAI)
• Hospital anxiety and depression scale (HADS)
• Menopausal Assessment Scale (MAS)
• Pittsburgh Sleep Quality Index (PSQI)
• Epworth Sleepiness Scale (ESE)
• Specific Quality of Life for Menopause (SQLM)
2. Clinical examination: • If the volunteer went through hysterectomy and / or oophorectomy and, therefore, does not know if she is in post menopause, hormonal dosage evaluation test was performed. •
Other

Sponsors

Universidade Federal de São Paulo
Lead Sponsor
Universidade Federal de São Paulo
Collaborator

Eligibility

Sex/Gender
Female
Age
48 Years to 65 Years

Inclusion criteria

Inclusion criteria: Postmenopausal women between 48 and 65 years old; Hysterectomized and / or oophorectomized women with follicle stimulating hormone (FSH) concentrations 30 mUl / mL; They haven't used hormone therapy in the last 3 months; They haven't used sleep medications in the last month; Stop-Bang questionnaire with score <3; Clinical diagnosis of insomnia

Exclusion criteria

Exclusion criteria: Diagnosis of uncontrolled clinical diseases; History of serious neurological or psychiatric disorders; In treatment for insomnia or for complaints of postmenopausal symptoms; In drug treatment with the use of benzodiazepines, antihistamines, hypnotics, hypnotic phytotherapics, sedatives, antidepressants, antipsychotics, stimulants (amphetamine, caffeine, modafinil), corticosteroids; They have previously received aromatherapy treatment; They have been practice meditation or yoga for sleep problems; If they will presente repulsion to the odor of Lavandula angustifolia essential oil or sunflower oil; Workers in shift; Illiteracy

Design outcomes

Primary

MeasureTime frame
Expected outcome 1: Sleep quality assessment using the Pittsburgh Sleep Quality Index, which was applied at the beginning and end of the intervention.;Outcome 1: The volunteers who inhaled the lavender essential oil and the volunteers who used the placebo had a significant improvement in sleep quality at the end of the study

Secondary

MeasureTime frame
Expected outcome 1: Evaluation of the sleep pattern observed by the polysomnography exam that was performed at the beginning and end of the study. With this exam, it was possible to count and compare the total sleep time in both moments.;Outcome 1: No difference in total sleep time was found in the comparison between groups and between the times;Expected outcome 2: Evaluation of the sleep pattern observed by the polysomnography exam that was performed at the beginning and end of the study. With this exam, it was possible to count and compare the sleep onset latency in both moments;Outcome 2: No difference in sleep onset latency was found in the comparison between groups and between the times;Expected outcome 3: Evaluation of the sleep pattern observed by the polysomnography exam that was performed at the beginning and end of the study. With this exam, it was possible to observe and compare sleep efficiency in both moments;Outcome 3: The aromatherapy intervention group had a significant increase in sleep efficiency after the intervention was completed;Expected outcome 4: Evaluation of the sleep pattern observed by the polysomnography exam that was performed at the beginning and end of the study. With this exam, it was possible to observe and compare percentage of N1 sleep in both moments;Outcome 4: No difference in percentage of N1 sleep was found in the comparison between groups and between the times;Expected outcome 5: Evaluation of the sleep pattern observed by the polysomnography exam that was performed at the beginning and end of the study. With this exam, it was possible to observe and compare percentage of N2 sleep in both moments;Outcome 5: No difference in percentage of N2 sleep was found in the comparison between groups and between the times;Expected outcome 6: Evaluation of the sleep pattern observed by the polysomnography exam that was performed at the beginning and end of the study. With this exam, it was possible to observe and compare percentage of N3

Countries

Brazil

Contacts

Public ContactLeandro;Leandro dos Lucena;Lucena

Universidade Federal de São Paulo;Universidade Federal de São Paulo

leandro.natu@gmail.com;leandro.natu@gmail.com+5511991716972;11991716972

Outcome results

None listed

Source: REBEC (via WHO ICTRP) · Data processed: Feb 23, 2026